The reactions of fish to AC can be distinguished into four stages: electrifying, electrotaxis, electronarcosis and electrocuting.鱼对交流电的反应可分成四个阶段: 感电 、 定向 、 麻醉和击昏反应....
Large, poorly controlled plants must reduce emissions to 1.2 million lbs / mBtu.大型的以及控制污染设备较差的工厂必须减少排放达120万磅/百万英国热量单位.(每个英国热量单位等于252卡——译者注. )The luggage weighs 40 lbs.这行李重40磅.Tighten adjustment screw to 3 N & middot; m (...
Kneeling in front of the open hearth, old Maria was fanning the smoldering fire...老玛丽亚跪在壁炉前的空地上，扇着闷燃的炉火。Other people were kneeling, but she just sat.其他人跪着，而她只是坐着。He was kneeling on the floor pleading for mercy...他跪在地板上请求...
倘若两个信号都是随机的, 则 互相关系数 为零.If the two signals are random, the cross - correlation is zero.这种波动的性质是任意随机的.These fluctuations are random in nature.我们的数据表明,市场实际上并不是随机的.Our data therefore suggest the markets are not in fact rand...
He set up several adverting consultancy business in the UK.他在英国建立了好几家广告咨询公司.NOTES: 1. The trust unit must be responsible for the adverting content of legalization and authenticity.附注: 1. 刊户对所刊登广告内容的合法性、真实性负责.In 2007, Mic...